447 results about "Silk fabric" patented technology

The invention relates to the technical field of fabric preparation, in particular to environment-friendly breathable polyester silk fabric and a preparation process thereof. The preparation method comprises the following steps: preparing an epoxy polyurethane emulsion by taking glycidyl as an end-capping reagent; eugenol and phenyl dichlorophosphate are used as raw materials to react, and m-chloroperoxybenzoic acid is used as an oxidizing agent to prepare an epoxy flame retardant; the preparation method comprises the following steps: carrying out reaction on N, N-diethylaminopropyl methyl dimethoxy silane and epoxy chloropropane to obtain epoxy organosilicon quaternary ammonium salt; mixing the epoxy-based polyurethane emulsion, the epoxy-based flame retardant, the epoxy-based organosilicon quaternary ammonium salt and the curing agent, and modifying the polyester silk; preparing bio-based spinning fibers from a mixed solution of a carboxymethyl cellulose solution and a chitosan solution through an electrostatic spinning technology, and then blending the bio-based spinning fibers with the modified polyester to obtain the polyester fabric. The polyester silk fabric prepared by the method has good flame retardant property, antibacterial property and air permeability, and part of materials are renewable materials, so that the polyester silk fabric is economical and environment-friendly and meets the requirement of green development.

The invention provides an acid and alkali resistant metallic yarn preparation method, which comprises: 1, mixing polyvinylidene fluoride, polyvinylpyrrolidone and a solvent, and carrying out electrostatic spinning to form a PVDF / PVP composite fiber membrane; soaking the PVDF / PVP composite fiber membrane in an aqueous solution, taking out the PVDF / PVP composite fiber membrane after soaking, cleaning and drying to obtain a PVDF fiber membrane with a groove structure; step 2, soaking the PVDF fiber membrane with the groove structure in slurry containing flaky aluminum powder, a cross-linking agent and polyacrylate emulsion, and after soaking is completed, sequentially carrying out rolling and high-temperature drying to obtain a PVDF fiber membrane with an aluminum coating; 3, the PVDF fiber membrane with the aluminum coating is cut into filaments, then a polyester yarn coating layer and a protective coating are sequentially formed on the surface of the PVDF fiber membrane cut into the filaments, and the acid and alkali resistant metallic yarn is obtained. According to the method, the binding strength of the aluminum coating and the fiber membrane is improved, full coating of the aluminum wires is achieved, and the acid and alkali resistance of the metallic yarn fabric in the subsequent dyeing and finishing process is remarkably improved.

The utility model relates to a regenerated silk fabric napping device which comprises a rack, an extrusion roller, a napping roller, a plurality of napping layers circumferentially arranged on the outer wall of the napping roller and a napping driving part for driving the napping roller to rotate, the extrusion roller and the napping roller are vertically arranged, and a napping assembly is further arranged on the rack. The hair removing assembly comprises a fixing rod fixed to the rack and an air blowing piece driving fibers to move, the fixing rod is hollow, air blowing holes communicated with an inner cavity of the fixing rod are formed in the outer wall of the fixing rod, an air outlet of the air blowing piece is communicated with the inner cavity of the fixing rod, and the napping roller coaxially sleeves the fixing rod and rotates along the fixing rod. A plurality of air outlet grooves are formed in the outer wall of the napping roller in a penetrating mode and communicate with the air blowing holes. When the napping layer pulls out and hooks off the fibers and causes the fibers to be attached to the napping layer, the napping assembly blows air to the fibers on the napping layer, so that the fibers are separated from the napping layer, and in the process that the napping layer continues to napping the fabric, the fibers which are hooked off before cannot be attached to the fabric again.

The invention belongs to the technical field of production control, and provides a combined optimization method and system for yarn combined weaving parameters. The method comprises the following steps: acquiring sample data containing first parameters such as yarn twist and elasticity and corresponding interaction characteristics, and sample labels such as pattern definition and cloth cover flatness; and inputting the data into the initial neural network, and calculating a loss value by combining a loss function which contains a mean square error and reflects a physical interaction weighted item through feature transformation of an input layer and a hidden layer. And by using a stochastic gradient descent algorithm, when the loss value is greater than a threshold value, performing back propagation to update the parameter training model until the loss value of the model meets the requirement and is not over-fitted in the verification set. Physical constraints such as influence of yarn twist and elastic interaction on pattern definition and influence of fabric density and twist on flatness are embedded through the mechanism sensing layer, effective interaction characteristics are constructed, and accurate prediction of silk fabric indexes is achieved.

The invention relates to an unsupervised silk fabric defect detection method based on a fusion multi-head attention reconstruction network, and belongs to the technical field of fabric defect detection. According to the method, a silk fabric defect detection framework based on a fusion multi-head attention reconstruction network is provided, and the framework is composed of a Transform pre-training encoder, a bottleneck layer with Mean Dropout and a fusion attention decoder. Specifically, the method comprises the following steps: firstly, using a pre-trained visual Transform (ViT) as a feature encoder, and extracting discriminant features of a silk fabric image as a reconstruction object; then, the extracted features are input into a bottleneck layer with Mean Dropout, so that the dependence of the model on repeated features is reduced; in addition, a decoder integrating a multi-head attention mechanism (HMA) and an LLamaMLP is provided to guide the attention head to dynamically select proper fine features; and finally, the improved decoder combines the multi-layer features into a whole to perform loose reconstruction, namely, layer-to-layer and point-by-point reconstruction is not forced, so that the reconstruction constraint is relaxed.

The invention discloses a jacquard fabric production process, which relates to the technical field of fabric weaving and comprises the following steps of raw material selection, silk soaking, silk winding, silk doubling, silk twisting, shaping, warping, drafting and denting and weaving. A bobbin is installed on the outer wall of a machine base of the doubling machine, a doubling ring is fixedly connected to the upper portion of a guide ring, an installation base is fixedly connected to the top end of the machine base, the doubling machine further comprises a rotating roller and a winding drum, the winding drum is rapidly installed and operated through an installation mechanism, and the winding drum and the rotating roller synchronously rotate through a rotating mechanism. According to the full jacquard product Sanbosatin, the mulberry silk is used as the warp, the matt rayon is used as the weft, and the warp and the weft are subjected to different treatments in advance according to the characteristics and the use requirements of the silk threads, so that the jacquard pattern can better embody the aesthetic feeling on the real silk fabric, the light and shade alternation of the pattern is obvious, and the pattern is three-dimensional; the problems that jacquard products are single in raw material and insufficient in pattern expressive force are solved.

The invention provides a silk fabric take-up and pay-off device, and relates to the technical field of textile machinery. The device comprises a supporting frame, a winding disc, a magnetic rotating assembly and an electromagnetic driving assembly, the winding disc and the magnetic rotating assembly are coaxially and fixedly connected to the supporting frame through a center rotating shaft, and the electromagnetic driving assembly generates an alternating magnetic field to drive the magnetic rotating assembly to rotate. According to the scheme, non-contact electromagnetic driving is adopted to replace traditional mechanical transmission, the abrasion problem caused by physical contact is avoided, the operation stability and the start-stop response speed are improved, meanwhile, vibration noise is reduced, the maintenance process is simplified, and the device is suitable for efficient winding and unwinding operation in silk fabric production.

The utility model discloses surface drying equipment for silk fabric processing. The surface drying equipment comprises a conveying mechanism and a rack, a conveying mechanism is fixed to the top of the rack, an extrusion structure is arranged at the top of the conveying mechanism, a drying furnace is fixed to the top of the rack, and a control module is installed at the top of the drying furnace; and the extrusion structure comprises a first gear, a pressing shaft, a second gear and a water collecting tank. According to the silk fabric drying device, the extrusion structure is arranged, the servo motor drives the net belt to rotate, in the process that silk fabric is conveyed into the drying furnace, through cooperation between gears, the pressing shafts move reversely, the pressing shafts are close to the driven shaft at the bottom, the silk fabric passing through is extruded between the two shaft bodies, and the silk fabric is dried. According to the surface drying equipment for silk fabric processing, the water in the surface drying equipment is compressed and dripped into the water collecting tank at the bottom, so that the effect that the surface drying equipment for silk fabric processing facilitates fabric dehydration is achieved, the amount of water needing to be treated by the drying equipment is reduced, and energy is saved.

The invention provides a flame-retardant real silk fiber material, a flame-retardant real silk fabric and a preparation method of the flame-retardant real silk fiber material and the flame-retardant real silk fabric. Silk fibers and the real silk fabric are modified through the following steps in sequence; immersing the real silk fiber and the real silk fabric in a mixed solution of hydroxylation modified lignosulfonate and metal salt at 70-85 DEG C, and preserving heat for 45-75 minutes; after the rolling detention rate is controlled to be 75%-100%, soaking in a mixed solution of chitosan, citric acid and tannic acid at the temperature of 70-85 DEG C, and preserving heat for 45-75 minutes; after the rolling detention rate is controlled to be 90%-120%, baking is conducted at the temperature of 120-150 DEG C; and after baking, washing with water and naturally airing. According to the flame-retardant real silk fiber material and the flame-retardant real silk fabric, modification is conducted in the mixed solution of the hydroxylation modified lignosulfonate and the metal salt and in the mixed solution of the chitosan, the citric acid and the tannic acid in sequence, the flame-retardant performance of the flame-retardant real silk fabric is improved, and the air permeability of the flame-retardant real silk fabric is not affected; and after multiple times of water washing, relatively high flame-retardant performance is still maintained.

The invention discloses a comprehensive evaluation method for health conditions of silk fabric cultural relics, and relates to the technical field of silk fabric cultural relic management, and the method comprises the following steps: laying high-density spectral response scanning points on the surfaces of the silk fabric cultural relics, and calculating and recognizing fiber aging distribution differences based on hyper-spectral local entropy differences of the high-density spectral response scanning points; according to the method, through high-density spectrum scanning and multi-level modeling, in combination with time sequence spectrum analysis and sampling anchor point setting, accurate representativeness evaluation of the fiber aging state is achieved, the existing sampling limitation is overcome, and the sampling efficiency is improved. And the accuracy and the comprehensiveness are obviously improved. Meanwhile, a coupling model is constructed through structured light imaging and molecular spectrum bidirectional mapping, a dynamic updating framework is formed in combination with a time sequence aging index and residual error write-back correction, conversion from static detection to dynamic prediction is achieved, and long-term tracking and prospective decision-making capabilities are achieved.

The utility model relates to the technical field of real silk fabric production and processing, in particular to a real silk fabric shaping, pleating and drying integrated device which comprises a processing cover, supporting legs are installed at the corners of the bottom of the processing cover, a drying and rolling mechanism is installed on the processing cover, an observation window is installed at one end of one side of the processing cover in an embedded mode, and the observation window is connected with a control system. The two ends of the two sides of the processing cover are each provided with a discharging port, the inner side of the processing cover is rotationally connected with a plurality of sets of guide rollers, the drying rolling mechanism comprises an air blowing assembly, a water scraping assembly and a rolling heating assembly, and the water scraping assembly is used for preliminarily scraping out water on the real silk fabric and preliminarily scraping the surface of the real silk fabric to be flat; the fabric drying and flattening device is simple in structure and convenient to operate, workers can conveniently conduct drying and flattening operation and conduct multi-step drainage, drying and flattening operation on fabric at the same time, the fabric does not need to be transferred into other flattening equipment to be flattened, time and labor are saved, and the working efficiency is further improved.

The invention discloses a preparation method of a fluorine-free super-hydrophobic and self-cooling synergistic silk fabric. The preparation method comprises the following steps: forming an M-O-Si bond from a silane coupling agent macromolecule and an inorganic metal oxide (MXOY) by using a covalent bond grafting method to obtain silane modified encapsulated MXOY particles; the obtained particles and amino-terminated organic silicon emulsion are subjected to an in-situ amination reaction on silk fibers to form the fluorine-free super-hydrophobic self-cooling synergistic organic-inorganic composite silk fabric. MXOY with high refractive index endows the silk fabric with a self-cooling function, and an organic silicon structure can change the roughness of the surface of the silk fabric and reduce the surface energy of the silk fabric, so that the silk fabric has fluoride-free super-hydrophobic performance. In addition, the MXOY shows better durability under the barrier action of an organic silicon structure. The fluorine-free super-hydrophobic self-cooling silk fabric prepared by the invention can be applied to the fields of high-end intelligent textiles, special protection and the like.

The invention discloses a preparation method of a functional silk woven fabric with a jacquard effect, and relates to the technical field of fabric production.The preparation method comprises the steps of raw material preparation, antibacterial agent preparation, fiber pretreatment, fiber blending, jacquard weaving, finishing, inspection and packaging. In the fiber pretreatment step, polyester fibers, cotton fibers, silk fibers and aramid fibers are pretreated respectively. By introducing plasma treatment and ultraviolet radiation advanced technologies, the silk fabric is pretreated before finishing, plasma treatment can improve physical and chemical properties of the surface of the fabric and increase adsorption sites and binding force of a finishing agent, follow-up functional treatment is facilitated, a flame retardant and an anti-wrinkle agent are combined with fibers more firmly, and the flame retardant and the anti-wrinkle agent are not prone to falling off. The ultraviolet irradiation can initiate a chemical reaction on the surface of the fabric, so that active species such as free radicals are generated on the surface of the fiber.

The invention discloses a warp knitting vertical pile fabric and a production process thereof.The warp knitting vertical pile fabric comprises a vertical pile fabric body, an upper-layer plush material is integrally formed on the surface of the upper end of the vertical pile fabric body, a lower-layer plush material is integrally formed on the surface of the lower end of the vertical pile fabric body, and a multifunctional composite fabric is integrally formed in the vertical pile fabric body; the upright pile fabric main body comprises regenerated yarns, hollow silk fabric, super-soft densified upright pile grey cloth, polyester silk and natural fiber fabric, the natural fiber fabric is positioned on the surface of the super-soft densified upright pile grey cloth, and the hollow silk fabric is positioned on the surface of the natural fiber fabric. According to the warp-knitted upright pile fabric and the production process thereof, a pretreatment ironing and reducing process and a re-setting process are reduced through a dyeing process, a leveling agent, glacial acetic acid, a degreaser, a capillary effect improver, an anti-wrinkle agent and a color fixing agent are added, the acid-base value of warp-knitted upright piles and the oily value of cloth are adjusted and optimized, the dyeing effect is enhanced through the leveling agent, and the fabric has the advantages that the fabric is not prone to falling off; the standard is reached.

The invention discloses a flexible friction nano-generator material based on silk fabric and Ecoflex as well as a preparation method and application of the flexible friction nano-generator material. The invention mainly comprises a positive friction layer material SF / beta-LGF / ZnO and a negative friction layer material Ecoflex / Ag-MMT. Specifically, the positive friction layer is prepared through the following steps that firstly, beta-lactoglobulin is converted into amyloid fibril at the specific pH and temperature, then beta-LGF is loaded on the surface of silk fabric through a cross-linking agent, and a ZnO film grows on the surface of the silk fabric through the atomic layer deposition technology. The negative friction layer is based on biodegradable Ecoflex, and the electrical property of the negative friction layer is improved by doping Ag intercalated montmorillonite. According to the invention, not only are the electron donating and electron withdrawing capabilities of the silk fabric and Ecoflex enhanced, but also the electric output performance of the friction nano-generator is remarkably improved, and low-frequency mechanical energy can be efficiently converted into electric energy.

The invention provides a high-color-fastness gambiered canton gauze dyeing method which comprises the following steps: soaking a gambiered canton gauze coarse fabric in a 0.5-1% polycarboxylic acid buffer solution at 40-50 DEG C for 30 minutes, and airing at normal temperature to obtain a silk fabric; heating the rhizoma dioscoreae cirrhosae extracting solution to 80-100 DEG C, adjusting the pH value to 5.5-6.0, putting the silk fabric into the rhizoma dioscoreae cirrhosae extracting solution, and maintaining the temperature for 60 minutes to obtain a dyed fabric; placing the dyed fabric in a 0.5-1% polyphenol chelating solution, heating the dyed fabric to 50-60 DEG C, maintaining the temperature for 20-30 minutes, taking out the dyed fabric, spin-drying the dyed fabric, placing the dyed fabric in a 1-1.5% tea polyphenol solution, heating the dyed fabric to 50-60 DEG C, maintaining the temperature for 20-30 minutes, finally immersing the dyed fabric in a composite mordant dyeing solution, heating the dyed fabric to 40-50 DEG C, and maintaining the temperature for 10 minutes to obtain a pretreated fabric; the pretreated fabric is evenly coated with the reddish brown mud coating slurry, solarization is carried out, cleaning and airing are carried out, and gambiered canton gauze is obtained after shaping. Therefore, the problem that the traditional gambiered canton gauze is easy to fade is effectively solved.

The invention relates to the technical field of mulberry silk fabric processing, and discloses a mulberry silk fabric precise temperature control degumming system and a method thereof.The method includes the following steps that firstly, silk fabric surface temperature data are collected through distributed temperature sensors, and a temperature distribution thermodynamic diagram is generated and output to a central controller; the method comprises the following steps of 1, obtaining a temperature distribution thermodynamic diagram, 2, constructing a three-dimensional temperature field prediction model based on the temperature distribution thermodynamic diagram obtained in the step 1, and calculating colloid dissolution activation energy difference values of all areas, and 3, dynamically dividing gradient temperature control areas according to the activation energy difference values obtained in the step 2, and generating target temperature curves and time parameters of all the areas. According to the invention, through cooperative regulation and control of the multi-channel execution mechanism, the problem of non-uniform temperature distribution in a traditional process is effectively eliminated, and the heating uniformity of the fabric surface is remarkably improved, so that selective removal of sericin is realized, and high consistency of degumming degree is ensured while fiber damage is avoided; the strict requirements of high-end silk products on the material integrity are met.

The invention relates to the field of functional fabrics, in particular to an antistatic warm-keeping rabbit wool silk fabric. Which comprises a body, the body comprises a surface layer and a bottom layer connected with the surface layer, and is characterized in that the surface layer comprises 40-50% of regenerated cellulose fibers, 8-15% of spandex, 2-5% of rabbit wool and the balance acrylic fibers; the fiber content of the bottom layer is as follows: 22-30% of regenerated cellulose fiber, 3-5% of silk, 8-15% of spandex and the balance of acrylic fiber. The bottom layer containing silk and the surface layer containing rabbit wool are formed, so that the fabric has better antistatic property, heat preservation property and pilling resistance.

The invention relates to a processing technology of a silk fabric, in particular to a gradient weaving method of a silk fabric with a multi-level pore structure, which comprises the following steps of: selecting mulberry silk yarns and high-shrinkage polyester fiber yarns as warp and weft raw materials, and weaving on an electronic jacquard loom according to a preset pattern in a strip-type arrangement at a warping stage, warp tension is divided into a reference tension area, a transition area and a relaxation tension area, weft density is dynamically adjusted through a beating-up device, a high-weft-density area and a low-weft-density area are formed, and leno weave, double-layer weave, terry weave and satin weave are combined in different areas to form an area structure. The high-shrinkage polyester fibers are shrunk by 30%-60% through first-stage steam treatment and second-stage hot air setting, the mulberry silk is driven to form a three-dimensional pore structure, multi-level and gradient change of the pore structure is achieved, and weaving controllability and design freedom degree are improved.

The invention relates to the technical field of functional finishing of textiles, in particular to a real silk fabric anti-ultraviolet finishing agent and a finishing method. The preparation method of the chalcone Schiff base modified titanium dioxide grafted chitosan finishing agent comprises the following steps: firstly preparing chalcone Schiff base modified chitosan, then preparing titanium dioxide grafted chalcone Schiff base chitosan, and finally obtaining the chalcone Schiff base modified titanium dioxide grafted chitosan finishing agent. According to the finishing method, the synergistic interaction effect of the chalcone modified chitosan and the titanium dioxide is utilized, so that the defects of a single antibacterial finishing agent in the use process at present are overcome, and the problem that the real silk fabric is extremely easy to generate a light brittle damage phenomenon under long-time ultraviolet light illumination is solved.

The invention relates to the technical field of textile engineering, and discloses an automatic high-precision collaborative degumming system for mulberry silk fabrics, which comprises the following modules: an automatic control module for monitoring and precisely controlling the degumming process in real time; the collaborative operation module is used for coordinating work between each device and the station and is responsible for collaborative operation of multiple devices; the data acquisition and sensing module is used for acquiring and transmitting various physical and chemical data in the mulberry silk fabric degumming process; the data analysis and optimization module is used for optimizing a degumming process in real time through a big data technology and a machine learning algorithm; the intelligent feedback and early warning module is used for monitoring the running state in real time and giving out early warning and automatically adjusting when the running state is abnormal; and the user management and interface module is used for interaction of operators. According to the method, big data analysis and a machine learning algorithm are combined, the degumming parameters can be automatically adjusted according to different characteristics of the mulberry silk fabric, the temperature and humidity, the pH value and the degumming time are optimized, and the degumming process is more accurate.

The invention provides a fabric defect detection method based on improved YOLOv8, and belongs to the technical field of image analysis based on a specific calculation model. Comprising the following four steps: collecting a defect image of the silk fabric, preprocessing the defect image, constructing a defect detection network model based on improved YOLOv8, and inputting preprocessed data into the defect detection network model for monitoring and analyzing to obtain a detection result. According to the method, the detection performance of the model on irregular-size or extreme fabric defects can be improved.

The invention discloses a durable conductive silk fabric preparation method, which comprises: pretreating a silk fabric by using a formic acid aqueous solution to obtain a pretreated silk fabric; preparing a polyphenol substance solution, and soaking the pretreated silk in the polyphenol substance solution for treatment to obtain a polyphenol modified silk fabric; the preparation method comprises the following steps: respectively preparing a silver nitrate aqueous solution, a caffeic acid aqueous solution and a polyvinylpyrrolidone aqueous solution, uniformly mixing the three solutions, stirring and reacting at room temperature for 5-10 minutes, heating to 28-30 DEG C, standing and reacting for 3-5 hours, and filtering to obtain a silver nanowire; preparing a polyethyleneimine aqueous solution, and dispersing the silver nanowires in the polyethyleneimine aqueous solution to obtain a silver nanowire / polyethyleneimine dispersion liquid; dipping the polyphenol modified silk fabric in the silver nanowire / polyethyleneimine dispersion liquid for treatment, and repeating dipping and curing to obtain the silver nanowire / polyphenol / polyethyleneimine durable conductive silk fabric.

The present invention relates to the technical field of the detection of ancient silk fabrics, and discloses a preparation method and application of an immunomagnetic bead test strip for rapidly detecting trace proteins in cultural relics, comprising the following steps: (1) after the carboxyl magnetic beads are subjected to a coupling reaction with protein antibodies, the supernatant is removed by magnetic separation, and after washing with a buffer solution and a cleaning agent in sequence, immunomagnetic beads are obtained; (2) the immunomagnetic beads are sprayed on a pretreated nitrocellulose membrane, and after drying, they are reserved for use; the diluted antibody solution I and antibody solution II are respectively sprayed on the test line and the quality control line of the nitrocellulose membrane, and after drying, they are reserved for use; (3) a sample pad, an immunomagnetic bead conjugate pad, a nitrocellulose membrane and a water absorption pad are assembled and cut in sequence to obtain an immunomagnetic bead test strip, which is stored in a dry and sealed manner. The present invention can achieve rapid and sensitive detection while enriching trace proteins, is convenient for operation at the archaeological site, and takes a short time.

The utility model discloses a surface cleaning device for antibacterial composite silk fabric production, which relates to the field of silk fabric production equipment and comprises a cleaning frame, the left side and the right side of the cleaning frame are respectively provided with a feed port and a discharge port, the front side of the cleaning frame is connected with two rotating shafts, and the outer walls of the two rotating shafts are connected with cleaning rollers. Bristles are arranged on the surface of the cleaning roller, a motor is connected to the top of the cleaning frame, and the output end of the motor is connected with a first belt wheel. The motor is used for driving the first belt pulley to rotate, the first belt pulley drives the second belt pulley to rotate through the transmission belt, the second belt pulley drives one rotating shaft to rotate, and one rotating shaft drives the other rotating shaft to rotate through the gear, so that the rotating directions of the two rotating shafts are opposite; the two rotating shafts drive the two cleaning rollers to rotate when rotating, dust is brushed up through bristles on the cleaning rollers, broken fibers are attached to the bristles, and the cleaning effect on the silk fabric can be effectively improved.

The present invention relates to the technical field of dyes, and discloses a plant dye for silk fabrics and a preparation method thereof. The present invention is provided by adding turmeric dye, phellodendron dye, antibacterial liquid, quaternized chitosan and water into a stirrer, stirring at room temperature, and obtaining the plant dye for silk fabrics after the end. The antibacterial liquid and quaternized chitosan contain a large amount of quaternary ammonium salt groups, which play a good antibacterial role. The cardanol in the antibacterial liquid itself has a certain antibacterial effect, and synergistically antibacterial with the quaternary ammonium salt. The sulfur element contained in the antibacterial liquid can promote the dehydration of the polymer substrate into carbon during the heating process. This carbon layer can effectively isolate the contact between oxygen in the air and the polymer substrate, thereby achieving a flame retardant effect; the boron element can form a glassy coating covering the polymer when heated, and the coating can effectively isolate oxygen and heat, thereby protecting the internal polymer from further combustion, thereby achieving a flame retardant effect.

The invention discloses a method for preparing an anti-ultraviolet silk fabric by utilizing lavender biomass pigment, which comprises the following steps: (1) crushing a lavender biomass raw material by using a crusher to obtain lavender powder; (2) extracting lavender biomass pigment with deionized water, and filtering to obtain pigment dye liquor; (3) soaking the silk in the pigment dye liquor by using a mordant through a pre-mordant method, a same-mordant method or a post-mordant method; the mordant is aluminum potassium sulfate, copper sulfate or ferrous sulfate; the dipping conditions are as follows: the material-liquid ratio is 1: 10-1: 80, the dosage of the mordant is 1-6g / L, the temperature is 20-90 DEG C, the time is 30-150min, and the pH value is 2-9; and (4) carrying out water washing and soaping on the dyed silk fabric for 1-5 times, and drying. The lavender biomass pigment is used as an ultraviolet absorbent for finishing the silk fabric, so that the silk fabric has excellent ultraviolet resistance; meanwhile, the lavender biomass pigment is used as the dye, so that the silk fabric has special colors and unique luster.

The present application relates to a kind of production device and production method of draping silk fabric, mainly including the following steps: step one, silk fiber raw material is obtained by weaving grey cloth;Step two, the grey cloth obtained in step one is immersed in dip dyeing liquid to carry out ultrasonic dip dyeing, after ultrasonic dip dyeing, the grey cloth is washed and dried;Step three, the grey cloth treated in step two is first immersed in first soft finishing agent, then is subjected to traction stretching treatment, and is assisted by spraying second soft finishing agent while traction stretching;Step four, the grey cloth treated in step three is washed, dried to obtain the draping silk fabric, the fabric produced by the present application has excellent draping characteristics, better gloss, strong wash resistance, and has good application prospect.

The invention discloses a silk-vinegar wool composite yarn interwoven fabric and a production process thereof, the fabric is interwoven by silk-vinegar wool composite yarns, the silk-vinegar wool composite yarns are composite yarns which are formed by doubling and twisting silk-vinegar composite yarns and wool yarns and take the wool yarns as cores, and the silk-vinegar composite yarns wrap the outer layers; the silk-vinegar composite filaments are composite filament yarns formed by doubling and twisting mulberry silk and acetate filaments. The fabric embodies the excellent performance of the three fiber raw materials of mulberry silk, wool and acetic acid, overcomes the defects that mulberry silk is prone to wrinkling and wool is scratchy, has the touch feeling of real silk fabric, is soft in gloss, free of scratchy feeling, good in comfortable and natural draping feeling and good in size stability, improves the anti-pilling performance of the fabric, meanwhile has a certain anti-wrinkle effect, and is suitable for popularization and application. And the strength of the fabric meets the standard requirements of real silk fabrics.

The invention belongs to the field of textile dyeing and finishing, and relates to a dyeing method for industrially preparing gambiered canton gauze silk, which comprises the following steps: 1) dip dyeing and hot drying of silk fabric (silk white body); (2) carrying out color fixation treatment on the dip-dyed / heat-dried fabric by utilizing enzyme treatment liquid; (3) the fabric obtained in the step (2) is sequentially and repeatedly subjected to the step (1) and the step (2) for 1-3 times, and a dyed product of the gambiered canton gauze silk is obtained. The method is simple and easy to implement, high in efficiency and controllable in cost, and can be used for industrially preparing gambiered canton silk products.